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Diffstat (limited to 'src/backenddb/pg_lookup_contract_terms2.c')
-rw-r--r-- | src/backenddb/pg_lookup_contract_terms2.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/backenddb/pg_lookup_contract_terms2.c b/src/backenddb/pg_lookup_contract_terms2.c new file mode 100644 index 00000000..1fbb02ea --- /dev/null +++ b/src/backenddb/pg_lookup_contract_terms2.c @@ -0,0 +1,96 @@ +/* + This file is part of TALER + Copyright (C) 2022 Taler Systems SA + + TALER is free software; you can redistribute it and/or modify it under the + terms of the GNU General Public License as published by the Free Software + Foundation; either version 3, or (at your option) any later version. + + TALER is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR + A PARTICULAR PURPOSE. See the GNU General Public License for more details. + + You should have received a copy of the GNU General Public License along with + TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> + */ +/** + * @file backenddb/pg_lookup_contract_terms2.c + * @brief Implementation of the lookup_contract_terms2 function for Postgres + * @author Iván Ávalos + */ +#include "platform.h" +#include <taler/taler_error_codes.h> +#include <taler/taler_dbevents.h> +#include <taler/taler_pq_lib.h> +#include "pg_lookup_contract_terms2.h" +#include "pg_helper.h" + +enum GNUNET_DB_QueryStatus +TMH_PG_lookup_contract_terms2 ( + void *cls, + const char *instance_id, + const char *order_id, + json_t **contract_terms, + uint64_t *order_serial, + bool *paid, + struct TALER_ClaimTokenP *claim_token, + char **pos_key, + enum TALER_MerchantConfirmationAlgorithm *pos_algorithm) +{ + struct PostgresClosure *pg = cls; + enum GNUNET_DB_QueryStatus qs; + struct TALER_ClaimTokenP ct; + struct GNUNET_PQ_QueryParam params[] = { + GNUNET_PQ_query_param_string (instance_id), + GNUNET_PQ_query_param_string (order_id), + GNUNET_PQ_query_param_end + }; + uint32_t pos32; + struct GNUNET_PQ_ResultSpec rs[] = { + /* contract_terms must be first! */ + TALER_PQ_result_spec_json ("contract_terms", + contract_terms), + GNUNET_PQ_result_spec_uint64 ("order_serial", + order_serial), + GNUNET_PQ_result_spec_bool ("paid", + paid), + GNUNET_PQ_result_spec_auto_from_type ("claim_token", + &ct), + GNUNET_PQ_result_spec_allow_null ( + GNUNET_PQ_result_spec_string ("pos_key", + pos_key), + NULL), + GNUNET_PQ_result_spec_allow_null ( + GNUNET_PQ_result_spec_uint32 ("pos_algorithm", + &pos32), + NULL), + GNUNET_PQ_result_spec_end + }; + + check_connection (pg); + PREPARE (pg, + "lookup_contract_terms2", + "SELECT" + " contract_terms" + ",order_serial" + ",claim_token" + ",paid" + ",pos_key" + ",pos_algorithm" + " FROM merchant_contract_terms" + " WHERE order_id=$2" + " AND merchant_serial=" + " (SELECT merchant_serial" + " FROM merchant_instances" + " WHERE merchant_id=$1)"); + qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn, + "lookup_contract_terms2", + params, + (NULL != contract_terms) + ? rs + : &rs[1]); + *pos_algorithm = (enum TALER_MerchantConfirmationAlgorithm) pos32; + if (NULL != claim_token) + *claim_token = ct; + return qs; +} |